# How do you find the area of the region bounded by the polar curve #r=3cos(theta)# ?

##### 1 Answer

Sep 27, 2014

The area of the region is

Let us look at some details.

The region is a disk, which looks like this:

If you are allowed to use the formula for the area of a circle, then

If you wish to use integration, then

by the trig identity:

I hope that this was helpful.